CN102213620A - Overtemperature remote alarm for distribution transformer - Google Patents
Overtemperature remote alarm for distribution transformer Download PDFInfo
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- CN102213620A CN102213620A CN2010101620287A CN201010162028A CN102213620A CN 102213620 A CN102213620 A CN 102213620A CN 2010101620287 A CN2010101620287 A CN 2010101620287A CN 201010162028 A CN201010162028 A CN 201010162028A CN 102213620 A CN102213620 A CN 102213620A
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- 238000009826 distribution Methods 0.000 title abstract description 13
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000036760 body temperature Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
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- 208000033999 Device damage Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The invention relates to an overtemperature remote alarm for a distribution transformer, which comprises a signal acquisition circuit, a signal judgment circuit and a wireless alarm transmitting circuit, wherein the signal acquisition circuit is connected with the signal judgment circuit; the signal judgment circuit is connected with the wireless alarm transmitting circuit; when the distribution transformer runs normally, the temperature of a transformer body does not exceed a specified value, temperature control thyristors of the signal acquisition circuit and the signal judgment circuit are in the cut-off state, the circuits are switched off, and a relay does not operate; and when the temperature of the run distribution transformer body exceeds the specified value, the temperature control thyristors of the signal acquisition circuit and the signal judgment circuit are turned on, the relay runs, a normally-open contact actuates, an overtemperature signal is transferred to the wireless alarm transmitting circuit immediately to perform remote alarming, and the signal is transferred to mobile phones of operators on duty or distribution network duty rooms, so that the operators on duty arrive at the site to perform accident management at the first time as soon as the operators obtain the alarming condition to shorten the time for fault treatment of electric equipment, reduce the damage rate of the equipment, improve power distribution reliability and increase enterprise and social benefit.
Description
Technical field
The present invention relates to a kind of substation transformer overtemperature in service distant place alarm technique, is a kind ofly to be applied to power distribution network supply transformer when operation and overtemperature takes place to carry out a distant place and report to the police.
Background technology
At present, along with the industrial and agricultural production great development, national economy improves rapidly, and living standards of the people constantly promote, and power industry is also developed on an unprecedented scale, and the nationwide integrated power grid construction is maked rapid progress.The electric power of electrical network is delivered to huge numbers of families after by the substation transformer transformation, the substation transformer of current operation is owing to can not monitor in real time, basically be that transformer is out of order and burns out power failure, carry out overhaul of the equipments by the user notification maintainer, fault handling time of dragging is long like this, the user is had a power failure influence greatly, therefore power supply reliability is low, device damage rate height, can not satisfy the requirement that living standards of the people improve constantly, if can popularize in an all-round way and use substation transformer overtemperature in service distant place alarm technique, when substation transformer overtemperature accident in service takes place, notify accident at once operator on duty, maintainer's very first time can in time rush to repair to the scene, shorten the accident treatment time, improve delivery, increase enterprise and social benefit.Active promoting function is also played in development to the distribution system intellectualized technology simultaneously.
Summary of the invention
Substation transformer overtemperature distant place alarm comprises signal acquisition circuit, signal judging circuit, wireless alarming emissioning circuit; Described signal acquisition circuit connects described signal judging circuit, and signal judging circuit connects described wireless alarming emissioning circuit.
Described signals collecting, decision circuitry comprise a temperature control thyristor, a potentiometer, a capacitor, a relay; Described temperature control thyristor has three utmost points, is respectively A, G, K; The described temperature control thyristor G utmost point connects potentiometer, capacitor one end respectively, the described temperature control thyristor A utmost point connects positive source, the described temperature control thyristor K utmost point connects described relay coil one termination, potentiometer two terminations in addition connects positive source, the described capacitor other end connects positive source, and another termination of described relay coil connects power cathode.
Described wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit is connected with described signal judging circuit, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit.
This substation transformer overtemperature distant place alarm is to utilize advanced electronic technology, develop a kind of substation transformer overtemperature in service distant place alarming and managing that is used for, the relative prior art of the present invention has outstanding substantive distinguishing features and obvious improvement, specifically, this substation transformer overtemperature distant place alarm technical progress, reasonable in design, desirable realization substation transformer overtemperature in service distant place alarming and managing, will play positive guarantee effect for electric power netting safe running, the concrete advantage of this substation transformer operation overtemperature distant place alarm:
Substation transformer overtemperature of the present invention distant place alarm is that maintainer's very first time can in time rush to repair to the scene when transformer generation overtemperature in service accident, reduces transformer and burns out number of times.
, shorten the accident treatment time, improve delivery, increase enterprise and social benefit.Positive facilitation is also played in development to the distribution system intellectualized technology simultaneously.
Strengthen the safe operation management of power distribution network, improved the reliability of power supply greatly, promoted the effect of the safety management integral level of power distribution network.
Description of drawings
Fig. 1 is a substation transformer overtemperature of the present invention distant place alarm block diagram;
Fig. 2 is signals collecting of the present invention, decision circuitry wiring diagram;
Fig. 3 is a wireless alarming emissioning circuit block diagram of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is a substation transformer overtemperature of the present invention distant place alarm block diagram, comprises signal acquisition circuit 1, signal judging circuit 2, wireless alarming emissioning circuit 3; Described signal acquisition circuit connects described signal judging circuit, and signal judging circuit connects described wireless alarming emissioning circuit.
Overtemperature distant place alarm is installed on the body of substation transformer, when substation transformer generation overtemperature in service, the signals collecting decision circuitry, immediately this overtemperature signal is passed to wireless alarming emissioning circuit, carry out a distant place and report to the police, this signal is delivered on operator on duty's the mobile phone, or the distribution duty room, the operator on duty obtain alarm condition at once the very first time carry out power outage to the scene and handle, the reduction transformer burns out number of times.
Fig. 2 is signals collecting of the present invention, decision circuitry wiring diagram, and described signals collecting, decision circuitry comprise a temperature control thyristor, a potentiometer, a capacitor, a relay; Described temperature control thyristor has three utmost points, is respectively A, G, K; The described temperature control thyristor G utmost point connects potentiometer, capacitor one end respectively, the described temperature control thyristor A utmost point connects positive source, the described temperature control thyristor K utmost point connects described relay coil one termination, potentiometer two terminations in addition connects positive source, the described capacitor other end connects positive source, and another termination of described relay coil connects power cathode.
When substation transformer normally moved, the transformer body temperature was no more than setting, and the temperature control thyristor is in cut-off state, and the obstructed relay of circuit is failure to actuate;
When the substation transformer generation body temperature of operation surpasses setting, the conducting of temperature control thyristor, the adhesive of power on circuitry actuating of relay normally opened contact passes to wireless alarming emissioning circuit with this overtemperature signal immediately, carries out a distant place and reports to the police.
Fig. 3 is a wireless alarming emissioning circuit block diagram of the present invention, and described wireless alarming emissioning circuit comprises signal input circuit 31, coding circuit 32, radiating circuit 33; Described signal input circuit is connected with described signal judging circuit, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit.
Wireless alarming emissioning circuit can adopt mobile module, also can adopt radio transmitter.
When the substation transformer generation body temperature that moves surpasses setting, the conducting of temperature control thyristor, the adhesive of power on circuitry actuating of relay normally opened contact, immediately this overtemperature signal is passed to wireless alarming emissioning circuit, carrying out a distant place reports to the police, this signal is delivered on operator on duty's the mobile phone, or the distribution duty room, the operator on duty obtains alarm condition, and the very first time is carried out accident treatment to the scene at once.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (3)
1. a substation transformer overtemperature distant place alarm is characterized in that: comprise signal acquisition circuit, signal judging circuit, wireless alarming emissioning circuit; Described signal acquisition circuit connects described signal judging circuit, and signal judging circuit connects described wireless alarming emissioning circuit.
2. the described substation transformer overtemperature of claim 1 distant place alarm, it is characterized in that: described signals collecting, decision circuitry comprise a temperature control thyristor, a potentiometer, a capacitor, a relay; Described temperature control thyristor has three utmost points, is respectively A, G, K; The described temperature control thyristor G utmost point connects potentiometer, capacitor one end respectively, the described temperature control thyristor A utmost point connects positive source, the described temperature control thyristor K utmost point connects described relay coil one termination, potentiometer two terminations in addition connects positive source, the described capacitor other end connects positive source, and another termination of described relay coil connects power cathode.
3. the described substation transformer overtemperature of claim 1 distant place alarm, it is characterized in that: described wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit is connected with described signal judging circuit, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101620287A CN102213620A (en) | 2010-04-08 | 2010-04-08 | Overtemperature remote alarm for distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101620287A CN102213620A (en) | 2010-04-08 | 2010-04-08 | Overtemperature remote alarm for distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102213620A true CN102213620A (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101620287A Pending CN102213620A (en) | 2010-04-08 | 2010-04-08 | Overtemperature remote alarm for distribution transformer |
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| CN (1) | CN102213620A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063496A (en) * | 2017-05-10 | 2017-08-18 | 青岛理工大学 | Low-power-consumption multi-path brake temperature signal wireless detection and transmission circuit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181513Y (en) * | 2007-11-25 | 2009-01-14 | 乐清市荣科电气有限公司 | Power Transformer Remote Integrated Alarm System |
| CN201653558U (en) * | 2010-04-08 | 2010-11-24 | 陈家斌 | Distribution transformer over-temperature remote wireless alarm |
-
2010
- 2010-04-08 CN CN2010101620287A patent/CN102213620A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181513Y (en) * | 2007-11-25 | 2009-01-14 | 乐清市荣科电气有限公司 | Power Transformer Remote Integrated Alarm System |
| CN201653558U (en) * | 2010-04-08 | 2010-11-24 | 陈家斌 | Distribution transformer over-temperature remote wireless alarm |
Non-Patent Citations (1)
| Title |
|---|
| 张家杰: "温控晶闸管及在温度控制中的应用", 《家电科技》, 31 January 1989 (1989-01-31), pages 6 - 9 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063496A (en) * | 2017-05-10 | 2017-08-18 | 青岛理工大学 | Low-power-consumption multi-path brake temperature signal wireless detection and transmission circuit |
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Application publication date: 20111012 |